MvcCore/controllers/abstractcontroller.h

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00001 /*  -*- c++ -*-  (for Emacs)
00002  *
00003  *  abstractcontroller.h
00004  *  Digest
00005  * !
00006  *  Created by Aidan Lane on Thu Jun 9 2005.
00007  *  Copyright (c) 2005 Optimisation and Constraint Solving Group,
00008  *  Monash University. All rights reserved.
00009  *
00010  *  This program is free software; you can redistribute it and/or modify
00011  *  it under the terms of the GNU General Public License as published by
00012  *  the Free Software Foundation; either version 2 of the License, or
00013  *  (at your option) any later version.
00014  *
00015  *  This program is distributed in the hope that it will be useful,
00016  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00017  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00018  *  GNU General Public License for more details.
00019  *
00020  *  You should have received a copy of the GNU General Public License
00021  *  along with this program; if not, write to the Free Software
00022  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
00023  */
00024 
00025 #ifndef ABSTRACTCONTROLLER_H
00026 #define ABSTRACTCONTROLLER_H
00027 
00028 
00029 #include "mvcbase.h"
00030 
00031 #include <QSet>
00032 #include <QPointer>
00033 
00034 #include "controllerevents.h"
00035 
00036 
00037 class AbstractModel;
00038 class AbstractView;
00039 
00040 typedef QSet<AbstractView*>          AbstractViewSet;
00041 typedef QSetIterator<AbstractView*>  AbstractViewSetIterator;
00042 
00043 
00048 class AbstractController : public MvcBase {
00049 
00050 public:
00051   AbstractController( QObject* objectPtr );
00052   virtual ~AbstractController();
00053 
00054   AbstractModel* model() const;
00055   void setModel( AbstractModel* model );
00056 
00057   const AbstractViewSet& views() const { return m_views; }
00058   void attachView( AbstractView* view );
00059   void detachView( AbstractView* view );
00060 
00061 
00062 protected:
00063   virtual void dispatchEvent( CEvent* );
00064 
00065   virtual void changeModelEvent( CChangeModelEvent* );
00066   virtual void viewAttachEvent( CViewAttachEvent* );
00067   virtual void viewDetachEvent( CViewDetachEvent* );
00068   virtual void detachAllViewsEvent( CEvent* );
00069   
00070 
00071 
00072 private:
00073   AbstractModel*    m_model; // note: can't use QPointer
00074   QPointer<QObject> m_modelObject;
00075   AbstractViewSet   m_views;
00076 };
00077 
00078 
00079 #endif  // ! ABSTRACTCONTROLLER_H

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